1. Department
of Chemistry, Shippensburg University, 1871 Old Main Drive, Shippensburg, Pennsylvania 17257-2200, United States
2. Department
of Chemistry, Slippery Rock University, 1 Morrow Way, Slippery Rock, Pennsylvania 16057-1314, United States
3. Department
of Chemistry, Youngstown State University, WBSH 5053, Youngstown, Ohio 44555-0001, United States
4. Department
of Chemistry, Illinois State University, Julian Hall 214, Normal, Illinois 61790-4160, United States
5. Department
of Chemistry, University of Michigan, 930 N. University Avenue, Ann Arbor, Michigan 48108-1005, United States